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Unit time synchronization techniques in a manufacturing environment

Active Publication Date: 2009-12-15
HEWLETT PACKARD DEV CO LP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Benefits of technology

[0006]Embodiments provide systems and methods for synchronizing computer time in a computer manufacturing environment. Briefly described, in architecture, one embodiment of the system, among others, can be implemented as follows. The system includes a computer network with a server maintaining timing information, the server communicatively coupled to a newly assembled computer via the computer network; time con

Problems solved by technology

For instance, many newly manufactured computer machines or systems created today have their local internal clock set to the current time in central standard time (CST), which results in computer systems created in Europe having a time 6-7 hours off when shipped from the manufacturing facility.
Incorrect timing information may cause problems during manufacturing for computer systems, such as preventing software from being installed correctly.
For example, the Microsoft Windows XP® operating system may not work correctly with some dates that are provided by a local internal clock of a computer system.
Further, some enterprise log in systems operate off of time stamps, and if a local clock of a computer machine is not within time parameters for that log-in to work, the computer machine will be unable to log a user on a computer network.
Additionally, for customer specials and builds for certain regions, the difference between time maintained on a computer system and the accurate time for the region may result in either a poor customer experience from an obviously invalid time, or additional manufacturing cost for large customers that require the correct time to be set on all computer systems, which currently needs to be done by hand.
For many environments, such as corporations, that have many computer machines, it may be overly burdensome to set the date and time information for hundreds or thousands of machines, especially if a particular user of a machine is not capable or not authorized to set timing information himself or herself.
Standard methods of setting the unit time are insufficient for this task, since they either do not communicate time zone differences well or require custom configuration and large amounts of time to truly synchronize local timing information with a reference clock.
This is a problem during manufacturing, however, since external network connections are typically not provided.
After manufacturing and shipping to a consumer, this is also a problem because some customers have firewall security measures that prevent computer machines from connecting to external servers.
As mentioned previously, some approaches also take a long time to synchronize the time maintained on a computer machine with time maintained on a network server.
For manufacturing, where it may take 2 hours (or less) to assemble a machine, this is problematic, since there is not enough time to synchronize the time maintained on a newly assembled machine with the time maintained on a network server.

Method used

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  • Unit time synchronization techniques in a manufacturing environment
  • Unit time synchronization techniques in a manufacturing environment
  • Unit time synchronization techniques in a manufacturing environment

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Embodiment Construction

[0015]Pre-installation of software and pre-configuration of hardware to prevent incompatibilities or incorrect installation at the consumer level requires careful software and hardware management. This management takes place, not only prior to, but also during the manufacturing process.

[0016]With regard to software, pre-installation is accomplished through creation of disk images, in many manufacturing environments. A disk image is a file that holds a copy of all of the data, including partitioning and driver information, contained on a given storage medium (usually a hard disk drive). Disk images are usually prepared by a software engineering group once a personal computer has been configured with all of the appropriate components (operating system, applications, utilities, terminate and stay resident programs (TSRs), etc.). This configured computer is referred to as a “master.” The disk images themselves are then replicated and distributed to remote manufacturing sites for install...

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PUM

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Abstract

Embodiments of the present disclosure provide systems and methods for synchronizing computer time in a computer manufacturing environment. Briefly described, in architecture, one embodiment of the system, among others, can be implemented as follows. The system includes a computer network with a server maintaining timing information, the server communicatively coupled to a newly assembled computer via the computer network; time configuration logic which can be executed on the newly assembled computer which performs the actions of retrieving timing information from the server; and configuring a local clock on the newly assembled computer to a date and time corresponding to the timing information; and time transmittal logic which can be executed on the server which performs the action of transmitting the timing information over the computer network. Other systems and methods are also provided.

Description

BACKGROUND[0001]Often in manufacturing, a newly manufactured computer machine is set to a generic date and time for each machine that is not intended to be accurate. For example, each unit may have 3 May 2003 assigned to the local real time clock on the motherboard of the machine. Alternatively, a rough approximation of the correct time is often used. For instance, many newly manufactured computer machines or systems created today have their local internal clock set to the current time in central standard time (CST), which results in computer systems created in Europe having a time 6-7 hours off when shipped from the manufacturing facility.[0002]Incorrect timing information may cause problems during manufacturing for computer systems, such as preventing software from being installed correctly. For example, the Microsoft Windows XP® operating system may not work correctly with some dates that are provided by a local internal clock of a computer system. Further, some enterprise log in...

Claims

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Application Information

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IPC IPC(8): G06F13/00
CPCG04G5/00
Inventor PREIMESBERGER, LEEBOBILLIER, BERTRAND
Owner HEWLETT PACKARD DEV CO LP
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